What is the context of Isaiah 40:7-8?

• The Word of God Endures Forever (Isaiah 40:6-8 true)
• The Word of God Stands Forever (Isaiah 40:6-8 true)
• Comfort for God’s People (Isaiah 40:1-31 true)
• God’s People Comforted (Isaiah 40:1-31 true)
• God’s People Are Comforted (Isaiah 40:1-31 true)
• The Greatness of God (Isaiah 40:1-31 true)